743402 has 8 divisors (see below), whose sum is σ = 1216512. Its totient is φ = 337900.

The previous prime is 743401. The next prime is 743423. The reversal of 743402 is 204347.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (743401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16874 + ... + 16917.

It is an arithmetic number, because the mean of its divisors is an integer number (152064).

2⁷⁴³⁴⁰² is an apocalyptic number.

743402 is a deficient number, since it is larger than the sum of its proper divisors (473110).

743402 is a wasteful number, since it uses less digits than its factorization.

743402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33804.

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 743402 is about 862.2076316062. The cubic root of 743402 is about 90.5888142493.

Adding to 743402 its reverse (204347), we get a palindrome (947749).

The spelling of 743402 in words is "seven hundred forty-three thousand, four hundred two", and thus it is an iban number.